Home / 18,362.12-27,543.26-7,268.36

Finding the Fourth Proportional to 18,362.12, 27,543.26 and 7,268.36

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Solution

The fourth proportional to 18,362.12, 27,543.26 and 7,268.36 is: 10,902.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,362.12 : 27,543.26 = 7,268.36 : x
  2. Step 2: Convert to fraction form
    18,362.12/27,543.26 = 7,268.36/x
  3. Step 3: Cross multiply
    18,362.12x = 27,543.26 × 7,268.36
  4. Step 4: Simplify right side
    18,362.12x = 200,194,329.25
  5. Step 5: Solve for x
    x = 200,194,329.25/18,362.12
  6. Step 6: Final answer
    x = 10,902.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.